/* eslint-disable quote-props */
/* eslint-disable quote-props */
<template>
    <el-container class="home_container">
      <!--头部区域-->
        <el-header>
          <div>
            <img src="../assets/heima.png" height="60" alt="">
            <span>电商后台管理系统</span>
          </div>
          <el-button type="info" v-on:click="logout">退出</el-button>
        </el-header>
        <!-- 页面主体区域 -->
      <el-container>
        <!-- 侧边栏 -->
        <el-aside :width="isCollapse ?'64px':'200px'">
          <div class="toggle-button" v-on:click="toggleCollapse">|||</div>
            <el-menu background-color="#333744" text-color="#fff" active-text-color="#409EFF"
            v-bind:unique-opened='true' v-bind:collapse='isCollapse' v-bind:collapse-transition='false'
            v-bind:router="true" v-bind:default-active="activePath">
              <!-- 一级菜单 -->
              <el-submenu v-bind:index="item.id + ''" v-for="item in menulist" v-bind:key="item.id">
                <!-- 一级菜单的模板区域 -->
                <template slot="title">
                  <!-- 图标 -->
                  <i v-bind:class="iconsObj[item.id]"></i>
                  <!-- 文本 -->
                  <span>{{item.authName}}</span>
                </template>
                <!-- 二级菜单 -->
                  <el-menu-item v-bind:index="'/'+subItem.path" v-for="subItem in item.children"
                   v-bind:key="subItem.id" v-on:click="saveNavState('/'+subItem.path)">
                    <i class="el-icon-menu"></i>
                    <span>{{subItem.authName}}</span>
                  </el-menu-item>
              </el-submenu>
            </el-menu>
        </el-aside>
        <!-- 右侧内容主体 -->
        <el-main>
          <!-- 路由占位符 -->
          <router-view></router-view>
        </el-main>
      </el-container>
    </el-container>
</template>

<script>
export default {
  data () {
    return {
      // 左侧菜单数据
      menulist: [],
      iconsObj: {
        125: 'iconfont icon-user',
        103: 'iconfont icon-tijikongjian',
        101: 'iconfont icon-shangpin',
        102: 'iconfont icon-danju',
        145: 'iconfont icon-baobiao'
      },
      // 是否折叠
      isCollapse: false,
      // 被激活的链接地址
      activePath: ''
    }
  },
  created () {
    this.getMenuList()
    this.activePath = window.sessionStorage.getItem('activePath')
  },
  methods: {
    logout () {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    // 获取所有菜单
    async getMenuList (volid) {
      const { data: res } = await this.$http.get('menus')
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.menulist = res.data
      console.log(res)
    },
    // 点击按钮,切换菜单的折叠
    toggleCollapse () {
      this.isCollapse = !this.isCollapse
    },
    // 保存链接的激活状态
    saveNavState (activePath) {
      window.sessionStorage.setItem('activePath', activePath)
      this.activePath = activePath
      console.log(activePath)
    }
  }
}
</script>

<style lang="less" scoped>
.home_container {
  height: 100%;
}
.el-header {
  background-color: #373c41;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color:#fff;
  font-size: 20px;
  > div {
    display: flex;
    align-items: center;
    span {
      margin-left:15px;
    }
  }
}
.el-aside {
  background-color: #373c41;
}
.el-el-main {
  background-color: #EAEDF1;
}
.iconfont {
  margin-right:10px;
}
.toggle-button {
  background-color:#4a5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.2em;
  cursor:pointer;
}
</style>
